PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

520-35Punch,upset

Phi · NSN 3441-01-329-5265 · FSC 3441 · No Item Name Available
Verified by PartsTable
NSN 3441-01-329-5265 — this item is cataloged by the U.S. Government under National Stock Number 3441-01-329-5265. Primary manufacturer part number: 520-35.
Features
  • Punch,upset — FSC 3441
  • General Characteristics Item Description: TUBE O.D. IN. 1.250; WALL THICKNESS 0.035
  • 1 verified cross-reference
  • Primary manufacturer: Phi
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Punch,upset, cataloged under National Stock Number 3441-01-329-5265, is classified within Federal Supply Class 3441 (No Item Name Available) of the Metalworking Machinery (continued) group. The primary manufacturer of record is Phi. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3441-01-329-5265
Primary Part Number520-35
Item NamePunch,upset
FSC / FSG3441 / 34 — No Item Name Available
ManufacturerPhi
StatusACTIVE
General Characteristics Item DescriptionTUBE O.D. IN. 1.250; WALL THICKNESS 0.035
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
5999-00-249-6824S14-5837P2 INTERCHANGEABLE
Clip,electrical
Raytheon Company Dba Raytheon Co
4930-01-124-9411 INTERCHANGEABLE
Lubricator
5962-01-234-7176 INTERCHANGEABLE
Microcircuit,digital
5340-01-493-3467 INTERCHANGEABLE
Bracket,mounting
5985-01-559-777752035 INTERCHANGEABLE
Adapter,waveguide
Electro Impulse Laboratory Inc Dba Electro Impulse Inc
Cross-Reference Index
Part NumberManufacturer
520-35 PRIMARY Phi (USA)
Related Parts
5999-00-249-6824INTERCHANGEABLE
CLIP,ELECTRICAL
S14-5837P2
4930-01-124-9411INTERCHANGEABLE
LUBRICATOR
5962-01-234-7176INTERCHANGEABLE
MICROCIRCUIT,DIGITAL
5340-01-493-3467INTERCHANGEABLE
BRACKET,MOUNTING
5985-01-559-7777INTERCHANGEABLE
ADAPTER,WAVEGUIDE
52035

Frequently Asked Questions

What is NSN 3441-01-329-5265?

NSN 3441-01-329-5265 is a Punch,upset, manufactured by Phi, classified under FSC 3441 (No Item Name Available). Status: active.

What are the part numbers for NSN 3441-01-329-5265?

NSN 3441-01-329-5265 has 1 cross-referenced part number: 520-35 (Phi).

What NSN replaces 3441-01-329-5265?

There are 5 known substitutes for 3441-01-329-5265: 5999-00-249-6824, 4930-01-124-9411, 5962-01-234-7176 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 520-35?

Key specifications for 520-35: General Characteristics Item Description: TUBE O.D. IN. 1.250; WALL THICKNESS 0.035. 1 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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